Smart soft good product, circuitry layer, and methods

An article comprising:

• an outer layer comprising a textile;
• a lining comprising a textile;
• a circuitry layer interposed between the outer layer and the lining and comprising:
• a fabric substrate;
• a layer of conductive material coated onto a first side of the fabric substrate and selectively etched from the fabric substrate to form a portion of an electrical circuit across the fabric substrate, wherein the portion of the electrical circuit across the fabric substrate is formed by:
• applying a first layer to a first side of a fabric substrate, the first side of the fabric substrate coated with a conductive material, wherein the applied first layer includes a pattern corresponding to a desired region of remaining conductive material, wherein the desired region of remaining conductive material is covered by the mask;
• applying a second layer to a second side of the fabric substrate opposite the first side, wherein the applied second layer covers a portion of the second side corresponding to the desired region of remaining conductive material on the first side;
• applying a chemical to the fabric substrate to remove conductive material not covered by the first layer;
• and
• a component carrier comprising a flexible substrate, a rigid electrical component mounted to the flexible substrate, wherein the rigid electrical component includes a light-emitting diode, and a first conductive portion extending from a first terminal of the rigid electrical component, wherein the first conductive portion is coupled to the portion of the electrical circuit across the fabric substrate.

A circuitry layer configured to be sewn into an article, the circuitry layer comprising:

• a fabric substrate;
• a layer of conductive material coated onto a first side of the fabric substrate and selectively etched from the fabric substrate to form an electrode within an electrical circuit on the fabric substrate, wherein the selective etching includes:
• applying a first layer to a first side of a fabric substrate, the first side of the fabric substrate coated with a conductive material, wherein the applied first layer includes a pattern corresponding to a desired region of remaining conductive material, wherein the desired region of remaining conductive material is covered by the mask;
• applying a second layer to a second side of the fabric substrate opposite the first side, wherein the applied second layer covers a portion of the second side corresponding to the desired region of remaining conductive material on the first side;
• applying a chemical to the fabric substrate to remove conductive material not covered by the first layer;
• a volume of a substance comprising a conductive particulate, a polymer, and a solvent applied over the layer of conductive material at the electrode;
• a component carrier, comprising a flexible substrate, an electrical component mounted to the flexible substrate, and a conductive portion positioned over the flexible substrate and extending from a terminal of the electrical component, and positioned over the fabric substrate with the conductive portion in contact with the volume of the substance opposite the layer of conductive material to form an electrical circuit;
• and
• a filament passing through the fabric substrate and the component carrier and configured to constrain the fabric substrate and the component carrier against the volume of the substance.